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Posted to commits@flink.apache.org by ch...@apache.org on 2022/08/30 09:46:46 UTC

[flink-docker] branch master updated: [hotfix] Remove 1.11-1.13

This is an automated email from the ASF dual-hosted git repository.

chesnay pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink-docker.git


The following commit(s) were added to refs/heads/master by this push:
     new cb711ef  [hotfix] Remove 1.11-1.13
cb711ef is described below

commit cb711efe5a545db69fbee01e83f590400875107f
Author: Chesnay Schepler <ch...@apache.org>
AuthorDate: Tue Aug 30 10:32:23 2022 +0200

    [hotfix] Remove 1.11-1.13
---
 1.11/scala_2.11-java11-debian/Dockerfile           |  87 ------------
 1.11/scala_2.11-java11-debian/docker-entrypoint.sh | 125 -----------------
 1.11/scala_2.11-java11-debian/release.metadata     |   2 -
 1.11/scala_2.11-java8-debian/Dockerfile            |  87 ------------
 1.11/scala_2.11-java8-debian/docker-entrypoint.sh  | 125 -----------------
 1.11/scala_2.11-java8-debian/release.metadata      |   2 -
 1.11/scala_2.12-java11-debian/Dockerfile           |  87 ------------
 1.11/scala_2.12-java11-debian/docker-entrypoint.sh | 125 -----------------
 1.11/scala_2.12-java11-debian/release.metadata     |   2 -
 1.11/scala_2.12-java8-debian/Dockerfile            |  87 ------------
 1.11/scala_2.12-java8-debian/docker-entrypoint.sh  | 125 -----------------
 1.11/scala_2.12-java8-debian/release.metadata      |   2 -
 1.12/scala_2.11-java11-debian/Dockerfile           |  87 ------------
 1.12/scala_2.11-java11-debian/docker-entrypoint.sh | 154 ---------------------
 1.12/scala_2.11-java11-debian/release.metadata     |   2 -
 1.12/scala_2.11-java8-debian/Dockerfile            |  87 ------------
 1.12/scala_2.11-java8-debian/docker-entrypoint.sh  | 154 ---------------------
 1.12/scala_2.11-java8-debian/release.metadata      |   2 -
 1.12/scala_2.12-java11-debian/Dockerfile           |  87 ------------
 1.12/scala_2.12-java11-debian/docker-entrypoint.sh | 154 ---------------------
 1.12/scala_2.12-java11-debian/release.metadata     |   2 -
 1.12/scala_2.12-java8-debian/Dockerfile            |  87 ------------
 1.12/scala_2.12-java8-debian/docker-entrypoint.sh  | 154 ---------------------
 1.12/scala_2.12-java8-debian/release.metadata      |   2 -
 1.13/scala_2.11-java11-debian/Dockerfile           |  87 ------------
 1.13/scala_2.11-java11-debian/docker-entrypoint.sh | 138 ------------------
 1.13/scala_2.11-java11-debian/release.metadata     |   2 -
 1.13/scala_2.11-java8-debian/Dockerfile            |  87 ------------
 1.13/scala_2.11-java8-debian/docker-entrypoint.sh  | 138 ------------------
 1.13/scala_2.11-java8-debian/release.metadata      |   2 -
 1.13/scala_2.12-java11-debian/Dockerfile           |  87 ------------
 1.13/scala_2.12-java11-debian/docker-entrypoint.sh | 138 ------------------
 1.13/scala_2.12-java11-debian/release.metadata     |   2 -
 1.13/scala_2.12-java8-debian/Dockerfile            |  87 ------------
 1.13/scala_2.12-java8-debian/docker-entrypoint.sh  | 138 ------------------
 1.13/scala_2.12-java8-debian/release.metadata      |   2 -
 36 files changed, 2736 deletions(-)

diff --git a/1.11/scala_2.11-java11-debian/Dockerfile b/1.11/scala_2.11-java11-debian/Dockerfile
deleted file mode 100644
index bee0d0e..0000000
--- a/1.11/scala_2.11-java11-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:11-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.11.6/flink-1.11.6-bin-scala_2.11.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.11.6/flink-1.11.6-bin-scala_2.11.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.11/scala_2.11-java11-debian/docker-entrypoint.sh b/1.11/scala_2.11-java11-debian/docker-entrypoint.sh
deleted file mode 100755
index 6084f06..0000000
--- a/1.11/scala_2.11-java11-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,125 +0,0 @@
-#!/bin/sh
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-set_common_options() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-}
-
-prepare_job_manager_start() {
-    echo "Starting Job Manager"
-    copy_plugins_if_required
-
-    set_common_options
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-if [ "$1" = "help" ]; then
-    echo "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|help)"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "$@"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "$@"
-elif [ "$1" = "taskmanager" ]; then
-    shift 1
-    echo "Starting Task Manager"
-    copy_plugins_if_required
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-$(grep -c ^processor /proc/cpuinfo)}
-
-    set_common_options
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "$@"
-fi
-
-exec "$@"
diff --git a/1.11/scala_2.11-java11-debian/release.metadata b/1.11/scala_2.11-java11-debian/release.metadata
deleted file mode 100644
index a9035a9..0000000
--- a/1.11/scala_2.11-java11-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.11.6-scala_2.11-java11, 1.11-scala_2.11-java11, scala_2.11-java11
-Architectures: amd64
diff --git a/1.11/scala_2.11-java8-debian/Dockerfile b/1.11/scala_2.11-java8-debian/Dockerfile
deleted file mode 100644
index ddcad12..0000000
--- a/1.11/scala_2.11-java8-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:8-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.11.6/flink-1.11.6-bin-scala_2.11.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.11.6/flink-1.11.6-bin-scala_2.11.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.11/scala_2.11-java8-debian/docker-entrypoint.sh b/1.11/scala_2.11-java8-debian/docker-entrypoint.sh
deleted file mode 100755
index 6084f06..0000000
--- a/1.11/scala_2.11-java8-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,125 +0,0 @@
-#!/bin/sh
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-set_common_options() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-}
-
-prepare_job_manager_start() {
-    echo "Starting Job Manager"
-    copy_plugins_if_required
-
-    set_common_options
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-if [ "$1" = "help" ]; then
-    echo "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|help)"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "$@"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "$@"
-elif [ "$1" = "taskmanager" ]; then
-    shift 1
-    echo "Starting Task Manager"
-    copy_plugins_if_required
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-$(grep -c ^processor /proc/cpuinfo)}
-
-    set_common_options
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "$@"
-fi
-
-exec "$@"
diff --git a/1.11/scala_2.11-java8-debian/release.metadata b/1.11/scala_2.11-java8-debian/release.metadata
deleted file mode 100644
index 25ac6e0..0000000
--- a/1.11/scala_2.11-java8-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.11.6-scala_2.11-java8, 1.11-scala_2.11-java8, scala_2.11-java8, 1.11.6-scala_2.11, 1.11-scala_2.11, scala_2.11
-Architectures: amd64
diff --git a/1.11/scala_2.12-java11-debian/Dockerfile b/1.11/scala_2.12-java11-debian/Dockerfile
deleted file mode 100644
index cbf2acf..0000000
--- a/1.11/scala_2.12-java11-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:11-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.11.6/flink-1.11.6-bin-scala_2.12.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.11.6/flink-1.11.6-bin-scala_2.12.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.11/scala_2.12-java11-debian/docker-entrypoint.sh b/1.11/scala_2.12-java11-debian/docker-entrypoint.sh
deleted file mode 100755
index 6084f06..0000000
--- a/1.11/scala_2.12-java11-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,125 +0,0 @@
-#!/bin/sh
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-set_common_options() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-}
-
-prepare_job_manager_start() {
-    echo "Starting Job Manager"
-    copy_plugins_if_required
-
-    set_common_options
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-if [ "$1" = "help" ]; then
-    echo "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|help)"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "$@"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "$@"
-elif [ "$1" = "taskmanager" ]; then
-    shift 1
-    echo "Starting Task Manager"
-    copy_plugins_if_required
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-$(grep -c ^processor /proc/cpuinfo)}
-
-    set_common_options
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "$@"
-fi
-
-exec "$@"
diff --git a/1.11/scala_2.12-java11-debian/release.metadata b/1.11/scala_2.12-java11-debian/release.metadata
deleted file mode 100644
index 311899a..0000000
--- a/1.11/scala_2.12-java11-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.11.6-scala_2.12-java11, 1.11-scala_2.12-java11, scala_2.12-java11, 1.11.6-java11, 1.11-java11, java11
-Architectures: amd64
diff --git a/1.11/scala_2.12-java8-debian/Dockerfile b/1.11/scala_2.12-java8-debian/Dockerfile
deleted file mode 100644
index 06a6e60..0000000
--- a/1.11/scala_2.12-java8-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:8-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.11.6/flink-1.11.6-bin-scala_2.12.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.11.6/flink-1.11.6-bin-scala_2.12.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.11/scala_2.12-java8-debian/docker-entrypoint.sh b/1.11/scala_2.12-java8-debian/docker-entrypoint.sh
deleted file mode 100755
index 6084f06..0000000
--- a/1.11/scala_2.12-java8-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,125 +0,0 @@
-#!/bin/sh
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-set_common_options() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-}
-
-prepare_job_manager_start() {
-    echo "Starting Job Manager"
-    copy_plugins_if_required
-
-    set_common_options
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-if [ "$1" = "help" ]; then
-    echo "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|help)"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "$@"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    shift 1
-    prepare_job_manager_start
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "$@"
-elif [ "$1" = "taskmanager" ]; then
-    shift 1
-    echo "Starting Task Manager"
-    copy_plugins_if_required
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-$(grep -c ^processor /proc/cpuinfo)}
-
-    set_common_options
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "$@"
-fi
-
-exec "$@"
diff --git a/1.11/scala_2.12-java8-debian/release.metadata b/1.11/scala_2.12-java8-debian/release.metadata
deleted file mode 100644
index fdfa3e6..0000000
--- a/1.11/scala_2.12-java8-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.11.6-scala_2.12-java8, 1.11-scala_2.12-java8, scala_2.12-java8, 1.11.6-scala_2.12, 1.11-scala_2.12, scala_2.12, 1.11.6-java8, 1.11-java8, java8, 1.11.6, 1.11, latest
-Architectures: amd64
diff --git a/1.12/scala_2.11-java11-debian/Dockerfile b/1.12/scala_2.11-java11-debian/Dockerfile
deleted file mode 100644
index 0d9328f..0000000
--- a/1.12/scala_2.11-java11-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:11-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.12.7/flink-1.12.7-bin-scala_2.11.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.12.7/flink-1.12.7-bin-scala_2.11.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.12/scala_2.11-java11-debian/docker-entrypoint.sh b/1.12/scala_2.11-java11-debian/docker-entrypoint.sh
deleted file mode 100755
index 275488e..0000000
--- a/1.12/scala_2.11-java11-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,154 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-# Deprecated, should be remove in Flink release 1.13
-COMMAND_NATIVE_KUBERNETES="native-k8s"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = "$COMMAND_NATIVE_KUBERNETES" ]; then
-    args=("${args[@]:1}")
-
-    export _FLINK_HOME_DETERMINED=true
-    . $FLINK_HOME/bin/config.sh
-    export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-    # Start commands for jobmanager and taskmanager are generated by Flink internally.
-    echo "Start command: ${args[@]}"
-    exec $(drop_privs_cmd) bash -c "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Set the Flink related environments
-export _FLINK_HOME_DETERMINED=true
-. $FLINK_HOME/bin/config.sh
-export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.12/scala_2.11-java11-debian/release.metadata b/1.12/scala_2.11-java11-debian/release.metadata
deleted file mode 100644
index b042a39..0000000
--- a/1.12/scala_2.11-java11-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.12.7-scala_2.11-java11, 1.12-scala_2.11-java11, scala_2.11-java11
-Architectures: amd64
diff --git a/1.12/scala_2.11-java8-debian/Dockerfile b/1.12/scala_2.11-java8-debian/Dockerfile
deleted file mode 100644
index 3034671..0000000
--- a/1.12/scala_2.11-java8-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:8-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.12.7/flink-1.12.7-bin-scala_2.11.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.12.7/flink-1.12.7-bin-scala_2.11.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.12/scala_2.11-java8-debian/docker-entrypoint.sh b/1.12/scala_2.11-java8-debian/docker-entrypoint.sh
deleted file mode 100755
index 275488e..0000000
--- a/1.12/scala_2.11-java8-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,154 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-# Deprecated, should be remove in Flink release 1.13
-COMMAND_NATIVE_KUBERNETES="native-k8s"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = "$COMMAND_NATIVE_KUBERNETES" ]; then
-    args=("${args[@]:1}")
-
-    export _FLINK_HOME_DETERMINED=true
-    . $FLINK_HOME/bin/config.sh
-    export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-    # Start commands for jobmanager and taskmanager are generated by Flink internally.
-    echo "Start command: ${args[@]}"
-    exec $(drop_privs_cmd) bash -c "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Set the Flink related environments
-export _FLINK_HOME_DETERMINED=true
-. $FLINK_HOME/bin/config.sh
-export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.12/scala_2.11-java8-debian/release.metadata b/1.12/scala_2.11-java8-debian/release.metadata
deleted file mode 100644
index d0c6ca9..0000000
--- a/1.12/scala_2.11-java8-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.12.7-scala_2.11-java8, 1.12-scala_2.11-java8, scala_2.11-java8, 1.12.7-scala_2.11, 1.12-scala_2.11, scala_2.11
-Architectures: amd64
diff --git a/1.12/scala_2.12-java11-debian/Dockerfile b/1.12/scala_2.12-java11-debian/Dockerfile
deleted file mode 100644
index afd7fec..0000000
--- a/1.12/scala_2.12-java11-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:11-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.12.7/flink-1.12.7-bin-scala_2.12.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.12.7/flink-1.12.7-bin-scala_2.12.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.12/scala_2.12-java11-debian/docker-entrypoint.sh b/1.12/scala_2.12-java11-debian/docker-entrypoint.sh
deleted file mode 100755
index 275488e..0000000
--- a/1.12/scala_2.12-java11-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,154 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-# Deprecated, should be remove in Flink release 1.13
-COMMAND_NATIVE_KUBERNETES="native-k8s"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = "$COMMAND_NATIVE_KUBERNETES" ]; then
-    args=("${args[@]:1}")
-
-    export _FLINK_HOME_DETERMINED=true
-    . $FLINK_HOME/bin/config.sh
-    export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-    # Start commands for jobmanager and taskmanager are generated by Flink internally.
-    echo "Start command: ${args[@]}"
-    exec $(drop_privs_cmd) bash -c "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Set the Flink related environments
-export _FLINK_HOME_DETERMINED=true
-. $FLINK_HOME/bin/config.sh
-export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.12/scala_2.12-java11-debian/release.metadata b/1.12/scala_2.12-java11-debian/release.metadata
deleted file mode 100644
index fad4c12..0000000
--- a/1.12/scala_2.12-java11-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.12.7-scala_2.12-java11, 1.12-scala_2.12-java11, scala_2.12-java11, 1.12.7-java11, 1.12-java11, java11
-Architectures: amd64
diff --git a/1.12/scala_2.12-java8-debian/Dockerfile b/1.12/scala_2.12-java8-debian/Dockerfile
deleted file mode 100644
index f9f7ac8..0000000
--- a/1.12/scala_2.12-java8-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:8-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.12.7/flink-1.12.7-bin-scala_2.12.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.12.7/flink-1.12.7-bin-scala_2.12.tgz.asc \
-    GPG_KEY=19F2195E1B4816D765A2C324C2EED7B111D464BA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.12/scala_2.12-java8-debian/docker-entrypoint.sh b/1.12/scala_2.12-java8-debian/docker-entrypoint.sh
deleted file mode 100755
index 275488e..0000000
--- a/1.12/scala_2.12-java8-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,154 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-# Deprecated, should be remove in Flink release 1.13
-COMMAND_NATIVE_KUBERNETES="native-k8s"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = "$COMMAND_NATIVE_KUBERNETES" ]; then
-    args=("${args[@]:1}")
-
-    export _FLINK_HOME_DETERMINED=true
-    . $FLINK_HOME/bin/config.sh
-    export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-    # Start commands for jobmanager and taskmanager are generated by Flink internally.
-    echo "Start command: ${args[@]}"
-    exec $(drop_privs_cmd) bash -c "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Set the Flink related environments
-export _FLINK_HOME_DETERMINED=true
-. $FLINK_HOME/bin/config.sh
-export FLINK_CLASSPATH="`constructFlinkClassPath`:$INTERNAL_HADOOP_CLASSPATHS"
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.12/scala_2.12-java8-debian/release.metadata b/1.12/scala_2.12-java8-debian/release.metadata
deleted file mode 100644
index bfd1f0a..0000000
--- a/1.12/scala_2.12-java8-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.12.7-scala_2.12-java8, 1.12-scala_2.12-java8, scala_2.12-java8, 1.12.7-scala_2.12, 1.12-scala_2.12, scala_2.12, 1.12.7-java8, 1.12-java8, java8, 1.12.7, 1.12, latest
-Architectures: amd64
diff --git a/1.13/scala_2.11-java11-debian/Dockerfile b/1.13/scala_2.11-java11-debian/Dockerfile
deleted file mode 100644
index f7fad32..0000000
--- a/1.13/scala_2.11-java11-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:11-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.13.6/flink-1.13.6-bin-scala_2.11.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.13.6/flink-1.13.6-bin-scala_2.11.tgz.asc \
-    GPG_KEY=CCFA852FD039380AB3EC36D08C3FB007FE60DEFA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.13/scala_2.11-java11-debian/docker-entrypoint.sh b/1.13/scala_2.11-java11-debian/docker-entrypoint.sh
deleted file mode 100755
index f815838..0000000
--- a/1.13/scala_2.11-java11-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,138 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.13/scala_2.11-java11-debian/release.metadata b/1.13/scala_2.11-java11-debian/release.metadata
deleted file mode 100644
index 9c08cc8..0000000
--- a/1.13/scala_2.11-java11-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.13.6-scala_2.11-java11, 1.13-scala_2.11-java11, scala_2.11-java11
-Architectures: amd64
diff --git a/1.13/scala_2.11-java8-debian/Dockerfile b/1.13/scala_2.11-java8-debian/Dockerfile
deleted file mode 100644
index ace4b73..0000000
--- a/1.13/scala_2.11-java8-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:8-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.13.6/flink-1.13.6-bin-scala_2.11.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.13.6/flink-1.13.6-bin-scala_2.11.tgz.asc \
-    GPG_KEY=CCFA852FD039380AB3EC36D08C3FB007FE60DEFA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.13/scala_2.11-java8-debian/docker-entrypoint.sh b/1.13/scala_2.11-java8-debian/docker-entrypoint.sh
deleted file mode 100755
index f815838..0000000
--- a/1.13/scala_2.11-java8-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,138 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.13/scala_2.11-java8-debian/release.metadata b/1.13/scala_2.11-java8-debian/release.metadata
deleted file mode 100644
index 0798f06..0000000
--- a/1.13/scala_2.11-java8-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.13.6-scala_2.11-java8, 1.13-scala_2.11-java8, scala_2.11-java8, 1.13.6-scala_2.11, 1.13-scala_2.11, scala_2.11
-Architectures: amd64
diff --git a/1.13/scala_2.12-java11-debian/Dockerfile b/1.13/scala_2.12-java11-debian/Dockerfile
deleted file mode 100644
index 180d048..0000000
--- a/1.13/scala_2.12-java11-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:11-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.13.6/flink-1.13.6-bin-scala_2.12.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.13.6/flink-1.13.6-bin-scala_2.12.tgz.asc \
-    GPG_KEY=CCFA852FD039380AB3EC36D08C3FB007FE60DEFA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.13/scala_2.12-java11-debian/docker-entrypoint.sh b/1.13/scala_2.12-java11-debian/docker-entrypoint.sh
deleted file mode 100755
index f815838..0000000
--- a/1.13/scala_2.12-java11-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,138 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.13/scala_2.12-java11-debian/release.metadata b/1.13/scala_2.12-java11-debian/release.metadata
deleted file mode 100644
index ce57c6a..0000000
--- a/1.13/scala_2.12-java11-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.13.6-scala_2.12-java11, 1.13-scala_2.12-java11, scala_2.12-java11, 1.13.6-java11, 1.13-java11, java11
-Architectures: amd64
diff --git a/1.13/scala_2.12-java8-debian/Dockerfile b/1.13/scala_2.12-java8-debian/Dockerfile
deleted file mode 100644
index b92eca2..0000000
--- a/1.13/scala_2.12-java8-debian/Dockerfile
+++ /dev/null
@@ -1,87 +0,0 @@
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-FROM openjdk:8-jre
-
-# Install dependencies
-RUN set -ex; \
-  apt-get update; \
-  apt-get -y install libsnappy1v5 gettext-base libjemalloc-dev; \
-  rm -rf /var/lib/apt/lists/*
-
-# Grab gosu for easy step-down from root
-ENV GOSU_VERSION 1.11
-RUN set -ex; \
-  wget -nv -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)"; \
-  wget -nv -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc"; \
-  export GNUPGHOME="$(mktemp -d)"; \
-  for server in ha.pool.sks-keyservers.net $(shuf -e \
-                          hkp://p80.pool.sks-keyservers.net:80 \
-                          keyserver.ubuntu.com \
-                          hkp://keyserver.ubuntu.com:80 \
-                          pgp.mit.edu) ; do \
-      gpg --batch --keyserver "$server" --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 && break || : ; \
-  done && \
-  gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu; \
-  gpgconf --kill all; \
-  rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc; \
-  chmod +x /usr/local/bin/gosu; \
-  gosu nobody true
-
-# Configure Flink version
-ENV FLINK_TGZ_URL=https://www.apache.org/dyn/closer.cgi?action=download&filename=flink/flink-1.13.6/flink-1.13.6-bin-scala_2.12.tgz \
-    FLINK_ASC_URL=https://www.apache.org/dist/flink/flink-1.13.6/flink-1.13.6-bin-scala_2.12.tgz.asc \
-    GPG_KEY=CCFA852FD039380AB3EC36D08C3FB007FE60DEFA \
-    CHECK_GPG=true
-
-# Prepare environment
-ENV FLINK_HOME=/opt/flink
-ENV PATH=$FLINK_HOME/bin:$PATH
-RUN groupadd --system --gid=9999 flink && \
-    useradd --system --home-dir $FLINK_HOME --uid=9999 --gid=flink flink
-WORKDIR $FLINK_HOME
-
-# Install Flink
-RUN set -ex; \
-  wget -nv -O flink.tgz "$FLINK_TGZ_URL"; \
-  \
-  if [ "$CHECK_GPG" = "true" ]; then \
-    wget -nv -O flink.tgz.asc "$FLINK_ASC_URL"; \
-    export GNUPGHOME="$(mktemp -d)"; \
-    for server in ha.pool.sks-keyservers.net $(shuf -e \
-                            hkp://p80.pool.sks-keyservers.net:80 \
-                            keyserver.ubuntu.com \
-                            hkp://keyserver.ubuntu.com:80 \
-                            pgp.mit.edu) ; do \
-        gpg --batch --keyserver "$server" --recv-keys "$GPG_KEY" && break || : ; \
-    done && \
-    gpg --batch --verify flink.tgz.asc flink.tgz; \
-    gpgconf --kill all; \
-    rm -rf "$GNUPGHOME" flink.tgz.asc; \
-  fi; \
-  \
-  tar -xf flink.tgz --strip-components=1; \
-  rm flink.tgz; \
-  \
-  chown -R flink:flink .;
-
-# Configure container
-COPY docker-entrypoint.sh /
-ENTRYPOINT ["/docker-entrypoint.sh"]
-EXPOSE 6123 8081
-CMD ["help"]
diff --git a/1.13/scala_2.12-java8-debian/docker-entrypoint.sh b/1.13/scala_2.12-java8-debian/docker-entrypoint.sh
deleted file mode 100755
index f815838..0000000
--- a/1.13/scala_2.12-java8-debian/docker-entrypoint.sh
+++ /dev/null
@@ -1,138 +0,0 @@
-#!/usr/bin/env bash
-
-###############################################################################
-#  Licensed to the Apache Software Foundation (ASF) under one
-#  or more contributor license agreements.  See the NOTICE file
-#  distributed with this work for additional information
-#  regarding copyright ownership.  The ASF licenses this file
-#  to you under the Apache License, Version 2.0 (the
-#  "License"); you may not use this file except in compliance
-#  with the License.  You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-# limitations under the License.
-###############################################################################
-
-COMMAND_STANDALONE="standalone-job"
-COMMAND_HISTORY_SERVER="history-server"
-
-# If unspecified, the hostname of the container is taken as the JobManager address
-JOB_MANAGER_RPC_ADDRESS=${JOB_MANAGER_RPC_ADDRESS:-$(hostname -f)}
-CONF_FILE="${FLINK_HOME}/conf/flink-conf.yaml"
-
-drop_privs_cmd() {
-    if [ $(id -u) != 0 ]; then
-        # Don't need to drop privs if EUID != 0
-        return
-    elif [ -x /sbin/su-exec ]; then
-        # Alpine
-        echo su-exec flink
-    else
-        # Others
-        echo gosu flink
-    fi
-}
-
-copy_plugins_if_required() {
-  if [ -z "$ENABLE_BUILT_IN_PLUGINS" ]; then
-    return 0
-  fi
-
-  echo "Enabling required built-in plugins"
-  for target_plugin in $(echo "$ENABLE_BUILT_IN_PLUGINS" | tr ';' ' '); do
-    echo "Linking ${target_plugin} to plugin directory"
-    plugin_name=${target_plugin%.jar}
-
-    mkdir -p "${FLINK_HOME}/plugins/${plugin_name}"
-    if [ ! -e "${FLINK_HOME}/opt/${target_plugin}" ]; then
-      echo "Plugin ${target_plugin} does not exist. Exiting."
-      exit 1
-    else
-      ln -fs "${FLINK_HOME}/opt/${target_plugin}" "${FLINK_HOME}/plugins/${plugin_name}"
-      echo "Successfully enabled ${target_plugin}"
-    fi
-  done
-}
-
-set_config_option() {
-  local option=$1
-  local value=$2
-
-  # escape periods for usage in regular expressions
-  local escaped_option=$(echo ${option} | sed -e "s/\./\\\./g")
-
-  # either override an existing entry, or append a new one
-  if grep -E "^${escaped_option}:.*" "${CONF_FILE}" > /dev/null; then
-        sed -i -e "s/${escaped_option}:.*/$option: $value/g" "${CONF_FILE}"
-  else
-        echo "${option}: ${value}" >> "${CONF_FILE}"
-  fi
-}
-
-prepare_configuration() {
-    set_config_option jobmanager.rpc.address ${JOB_MANAGER_RPC_ADDRESS}
-    set_config_option blob.server.port 6124
-    set_config_option query.server.port 6125
-
-    TASK_MANAGER_NUMBER_OF_TASK_SLOTS=${TASK_MANAGER_NUMBER_OF_TASK_SLOTS:-1}
-    set_config_option taskmanager.numberOfTaskSlots ${TASK_MANAGER_NUMBER_OF_TASK_SLOTS}
-
-    if [ -n "${FLINK_PROPERTIES}" ]; then
-        echo "${FLINK_PROPERTIES}" >> "${CONF_FILE}"
-    fi
-    envsubst < "${CONF_FILE}" > "${CONF_FILE}.tmp" && mv "${CONF_FILE}.tmp" "${CONF_FILE}"
-}
-
-maybe_enable_jemalloc() {
-    if [ "${DISABLE_JEMALLOC:-false}" == "false" ]; then
-        export LD_PRELOAD=$LD_PRELOAD:/usr/lib/x86_64-linux-gnu/libjemalloc.so
-    fi
-}
-
-maybe_enable_jemalloc
-
-copy_plugins_if_required
-
-prepare_configuration
-
-args=("$@")
-if [ "$1" = "help" ]; then
-    printf "Usage: $(basename "$0") (jobmanager|${COMMAND_STANDALONE}|taskmanager|${COMMAND_HISTORY_SERVER})\n"
-    printf "    Or $(basename "$0") help\n\n"
-    printf "By default, Flink image adopts jemalloc as default memory allocator. This behavior can be disabled by setting the 'DISABLE_JEMALLOC' environment variable to 'true'.\n"
-    exit 0
-elif [ "$1" = "jobmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/jobmanager.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_STANDALONE} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Job Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/standalone-job.sh" start-foreground "${args[@]}"
-elif [ "$1" = ${COMMAND_HISTORY_SERVER} ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting History Server"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/historyserver.sh" start-foreground "${args[@]}"
-elif [ "$1" = "taskmanager" ]; then
-    args=("${args[@]:1}")
-
-    echo "Starting Task Manager"
-
-    exec $(drop_privs_cmd) "$FLINK_HOME/bin/taskmanager.sh" start-foreground "${args[@]}"
-fi
-
-args=("${args[@]}")
-
-# Running command in pass-through mode
-exec $(drop_privs_cmd) "${args[@]}"
diff --git a/1.13/scala_2.12-java8-debian/release.metadata b/1.13/scala_2.12-java8-debian/release.metadata
deleted file mode 100644
index f106df5..0000000
--- a/1.13/scala_2.12-java8-debian/release.metadata
+++ /dev/null
@@ -1,2 +0,0 @@
-Tags: 1.13.6-scala_2.12-java8, 1.13-scala_2.12-java8, scala_2.12-java8, 1.13.6-scala_2.12, 1.13-scala_2.12, scala_2.12, 1.13.6-java8, 1.13-java8, java8, 1.13.6, 1.13, latest
-Architectures: amd64